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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/3TJ7MMP
Repositorysid.inpe.br/mtc-m21c/2019/07.01.15.17   (restricted access)
Last Update2019:07.01.15.17.20 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2019/07.01.15.17.20
Metadata Last Update2020:01.06.11.42.15 (UTC) administrator
DOI10.1007/s00214-019-2479-1
ISSN1432-881X
Citation KeyAlbernazBarr:2019:CoHDHD
TitleTheoretical studies of CN + H2(D2) reactions: competition between H(D)‑abstractions in H(D) + HCN(DCN)/HNC(DNC) channels
Year2019
MonthJuly
Access Date2024, May 14
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size3096 KiB
2. Context
Author1 Albernaz, Alessandra F.
2 Barreto, Patrícia Regina Pereira
Resume Identifier1
2 8JMKD3MGP5W/3C9JJ2S
ORCID1 0000-0002-8258-8586
2 0000-0001-8227-2269
Group1
2 LABAP-COCTE-INPE-MCTIC-GOV-BR
Affiliation1 Universidade de Brasília (UnB)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 alessandra@fs.unb.br
2 patricia.barreto@inpe.br
JournalTheoretical Chemistry Accounts
Volume138
Number7
Pagese93
Secondary MarkA2_ODONTOLOGIA B1_QUÍMICA B1_MEDICINA_II B1_MATERIAIS B1_INTERDISCIPLINAR B1_ENGENHARIAS_IV B1_ENGENHARIAS_III B1_CIÊNCIAS_BIOLÓGICAS_I B1_BIOTECNOLOGIA B1_ASTRONOMIA_/_FÍSICA B2_CIÊNCIAS_BIOLÓGICAS_II B3_MATEMÁTICA_/_PROBABILIDADE_E_ESTATÍSTICA
History (UTC)2019-07-01 15:17:20 :: simone -> administrator ::
2019-07-01 15:17:21 :: administrator -> simone :: 2019
2019-07-01 15:17:42 :: simone -> administrator :: 2019
2020-01-06 11:42:15 :: administrator -> simone :: 2019
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsCN+H2 reaction · HCN and HNC radicals · Hydrogen abstraction · Thermal rate constant
AbstractThe CN + H2 reaction was investigated by considering the two possible channels, H + HCN and H + HNC, taking into account the isotopic efects and with the vibrationally excited states. The frequencies and structures for all species of the CN + H2∕D2 reaction were calculated using G3 method for further kinetics calculation. The thermal rate constants were calculated using the conventional transition-state theory (TST) and canonical variational transition-state theory (CVT) by APUAMA code, over the temperature range from 200 to 4000 K. In addition, rate coefcients for vibrationally excited reactants CN (v = 1) or H2 (v = 1) or D2 (v = 1) are presented. The branching ratio for the partitioning into H/D + HCN/DCN or H/D + HNC/DNC has, also, been determined. The results showed that the CN(v = 0) + H2(v = 0) → H + HCN channel is dominant at all range of temperature, while CN (v = 1) + H2(v = 0) → H + HNC channel is dominant at T ≥ 1900 K. The isotopic efects are the same behavior that CN(v = 0, 1) + H2(v = 0, 1) → H + HCN/HNC reactions. Reasonable agreement was found between the experimental results and the rate constants predicted by conventional transition-state theory, with tunneling correction, using the theoretical transition-state properties.
AreaFISPLASMA
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4. Conditions of access and use
Languageen
Target FileAlbernaz-Barreto2019_Article_TheoreticalStudiesOfMathrmCNH2.pdf
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5. Allied materials
Next Higher Units8JMKD3MGPCW/3ET2RFS
Citing Item Listsid.inpe.br/bibdigital/2013/09.25.21.49 1
sid.inpe.br/mtc-m21/2012/07.13.14.57.42 1
DisseminationWEBSCI; PORTALCAPES.
Host Collectionurlib.net/www/2017/11.22.19.04
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